MediaRatio 类

定义

命名空间:

Windows.Media.MediaProperties

表示媒体操作中使用的比率。

public ref class MediaRatio sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class MediaRatio final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class MediaRatio

Public NotInheritable Class MediaRatio

继承

Object Platform::Object IInspectable MediaRatio

属性

ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows 要求

设备系列	Windows 10 (在 10.0.10240.0 中引入)
API contract	Windows.Foundation.UniversalApiContract (在 v1.0 中引入)

注解

此对象不会直接实例化，它由 VideoEncodingProperties.FrameRate 和 VideoEncodingProperties.PixelAspectRatio 属性返回。

属性

Denominator	MediaRatio 的分母。
Numerator	MediaRatio 的分子。